package algorithm.leetcode.testcase;

public class Q173Tester {

    public String next() {
        String node = "avs";
        build(node);
        return node;
    }

    private void build(String node) {
        node = "sss";
    }

    public static void main(String[] args) {
        Q173Tester cpt = new Q173Tester();
        System.out.println(cpt.next());
    }
}
